Wis. Stat. § 67.17: Diversion of funds, liability of officers for.

Every public officer, and the sureties on the officer’s official bond, and every other person participating directly or indirectly in any impairment of a borrowed money fund or of a debt service fund of any municipality, shall be liable in an action brought by such municipality or by one or more of its taxpayers, or by any party owning a warrant, note, order, or other obligation payable in whole or in part out of such fund, to restore to such fund all such diversions therefrom.